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Heptanoic acid

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Normal alkane RI, polar column, custom temperature program

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase DB-WaxDB-WaxDB-WaxDB-WaxPolyethylene glycol (Free Fatty Acid Phase)
Column length (m) 60.30.30.30.30.
Carrier gas HeliumHeliumHeliumHelium 
Substrate      
Column diameter (mm) 0.200.250.250.250.25
Phase thickness (mum) 0.250.250.250.25 
Program 40 0C (3 min) 2 0C/min -> 150 0C 4 0C/min -> 220 0C (20 min) 5 0C/min -> 230 0Cnot specifiednot specifiednot specifiednot specified
I 1952.1950.1955.1976.1924.
ReferenceGyawali and Kim, 2012Welke, Manfroi, et al., 2012Welke, Manfroi, et al., 2012Welke, Manfroi, et al., 2012Harraca, Syed, et al., 2009
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillaryCapillary
Active phase Polyethylene glycol (Free Fatty Acid Phase)Carbowax 20MCarbowax 20MInnowax FSCCarbowax 20M
Column length (m) 30.  60.50.
Carrier gas    HeN2
Substrate      
Column diameter (mm) 0.25  0.250.2
Phase thickness (mum)    0.250.2
Program not specifiednot specifiednot specified60C(10min) => 4C/min => 220C(10min) => 1C/min => 240C60C => 2C/min => 150C => 4C/min => 220C
I 1928.1913.1918.1977.1925.
ReferenceHarraca, Syed, et al., 2009Editorial paper, 2005Editorial paper, 2005Baser, Özek, et al., 2004Teai, Claude-Lafontaine, et al., 2001
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI MSDC-RI
Column type CapillaryCapillaryCapillaryCapillary
Active phase DB-FFAPStabilwax DADB-WaxDB-Wax
Column length (m) 30.15.  
Carrier gas HeHe  
Substrate     
Column diameter (mm) 0.320.25  
Phase thickness (mum)  0.25  
Program 35C => 40C/min => 60C (1min) => 6C/min => 250Cnot specifiednot specifiednot specified
I 1942.1963.1916.1935.
ReferenceLizárraga-Guerra, Guth, et al., 1997Henderson and Henderson, 1992Peng, Yang, et al., 1991Peng, Yang, et al., 1991
Comment MSDC-RI MSDC-RI MSDC-RI MSDC-RI

References

Go To: Top, Normal alkane RI, polar column, custom temperature program, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Gyawali and Kim, 2012
Gyawali, R.; Kim, K.-S., Bioactive volatile compounds of three medicinal plants from Nepal, Kathmandu Univ. J. Sci., Engineering and Technol., 2012, 8, 1, 51-62. [all data]

Welke, Manfroi, et al., 2012
Welke, J.E.; Manfroi, V.; Zanus, M.; Lazarotto, M.; Zini, C.A., Characterization of the volatile profile of Brazilian merlot wines through comprehensive two dimensional gas chromatography time-of-flight mass spectrometric detection, J. Chromatogr. A, 2012, 1226, 124-139, https://doi.org/10.1016/j.chroma.2012.01.002 . [all data]

Harraca, Syed, et al., 2009
Harraca, V.; Syed, Z.; Guerin, P.M., Olfactory and behavioural responces of tsetse flies, Glossina spp., to rumen metabolites, J. Comp. Physiol. A, 2009, 195, 9, 815-824, https://doi.org/10.1007/s00359-009-0459-y . [all data]

Editorial paper, 2005
Editorial paper, Solid Phase Microextraction (SPME) Application Guide, The Reporter Europe (Supelco), 2005, 16, 5, 12-12. [all data]

Baser, Özek, et al., 2004
Baser, K.H.C.; Özek, T.; Kirimer, N.; Deliorman, D.; Ergun, F., Composition of the essential oils of Galium aparine L. and Galium odoratum (L.) Scop. from Turkey, J. Essent. Oil Res., 2004, 16, 4, 305-307, https://doi.org/10.1080/10412905.2004.9698728 . [all data]

Teai, Claude-Lafontaine, et al., 2001
Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 2001, 13, 5, 314-318, https://doi.org/10.1080/10412905.2001.9712222 . [all data]

Lizárraga-Guerra, Guth, et al., 1997
Lizárraga-Guerra, R.; Guth, H.; López, M.G., Identification of the most potent odorants in huitlacoche (Ustilago maydis) and austern pilzen (Pleurotus sp.) by aroma extract dilution analysis and static head-space samples, J. Agric. Food Chem., 1997, 45, 4, 1329-1332, https://doi.org/10.1021/jf960650f . [all data]

Henderson and Henderson, 1992
Henderson, D.E.; Henderson, S.K., Thermal decomposition of capsaicin. 1. Interactions with oleic acid at high temperatures, J. Agric. Food Chem., 1992, 40, 11, 2263-2268, https://doi.org/10.1021/jf00023a042 . [all data]

Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Ding, S.F., Prediction of rentention idexes. II. Structure-retention index relationship on polar columns, J. Chromatogr., 1991, 586, 1, 85-112, https://doi.org/10.1016/0021-9673(91)80028-F . [all data]


Notes

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